❤Gyroscope gyro force ball led power wrist ball arm exercise strengthen with speed counter
❤Wrist ball doesn’t need battery, it is powered by rotating the wrist, all you need do is to increase the speed by making a rotational wrist movement and the speed of rotation can reach up to 12,000 R.P.M. The Forceball can generate between 1 and 30 pounds of resistance by spinning at almost 12,000 rpms.
The faster you spin, the harder your muscles exercise. and when you spin the LED lights inside the ball will be flashing.
Perfect exercise gadget for sports like golf, tennis, squash, cricketm badminton, baseball, bowling, basketball, motocross, mountain climbing.
Increases strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders.
Great benefit for musicians, guitarists, pianists, drummers.
Color: Blue (Green, Purple, Red, Yellow, Crystal are available for your choice)
New in retail packaging.
1x Forceball with LED speed meter
1x Starting rope
1x Hand strap
1x User manual
Unit Type: piece
Package Weight: 0.3kg (0.66lb.)
Package Size: 10cm x 10cm x 7cm (3.94in x 3.94in x 2.76in)